200320100

素因数分解:

$2^2\times 5^2\times {\mathrm{2003201}}^1$

素因数の和:2003215

約数の個数: 18

約数和(自身を含む): 434694834

約数和(自身を除く): 234374734

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2003201, 4006402, 8012804, 10016005, 20032010, 40064020, 50080025, 100160050, 200320100]

約数ペア:

[(1, 200320100), (2, 100160050), (4, 50080025), (5, 40064020), (10, 20032010), (20, 10016005), (25, 8012804), (50, 4006402), (100, 2003201)]